19239393

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{1213}}^1$

素因数の和:1544

約数の個数: 16

約数和(自身を含む): 27271296

約数和(自身を除く): 8031903

約数列:

[1, 3, 17, 51, 311, 933, 1213, 3639, 5287, 15861, 20621, 61863, 377243, 1131729, 6413131, 19239393]

約数ペア:

[(1, 19239393), (3, 6413131), (17, 1131729), (51, 377243), (311, 61863), (933, 20621), (1213, 15861), (3639, 5287)]